Merge branch 'linus' into x86/xsave

8 files changed, 50 insertions, 131 deletions

diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c
index 9b6689d9d570..7495bc774685 100644
--- a/arch/sparc64/kernel/irq.c
+++ b/arch/sparc64/kernel/irq.c
@@ -7,6 +7,7 @@
 
 #include <linux/module.h>
 #include <linux/sched.h>
+#include <linux/linkage.h>
 #include <linux/ptrace.h>
 #include <linux/errno.h>
 #include <linux/kernel_stat.h>
@@ -792,6 +793,8 @@ void fixup_irqs(void)
                 }
                 spin_unlock_irqrestore(&irq_desc[irq].lock, flags);
         }
+
+        tick_ops->disable_irq();
 }
 #endif
 
@@ -864,7 +867,7 @@ static void kill_prom_timer(void)
         : "g1", "g2");
 }
 
-void init_irqwork_curcpu(void)
+void notrace init_irqwork_curcpu(void)
 {
         int cpu = hard_smp_processor_id();
 
@@ -895,7 +898,7 @@ static void __cpuinit register_one_mondo(unsigned long paddr, unsigned long type
         }
 }
 
-void __cpuinit sun4v_register_mondo_queues(int this_cpu)
+void __cpuinit notrace sun4v_register_mondo_queues(int this_cpu)
 {
         struct trap_per_cpu *tb = &trap_block[this_cpu];
 
diff --git a/arch/sparc64/kernel/of_device.c b/arch/sparc64/kernel/of_device.c
index f8b50cbf4bf7..100ebd527499 100644
--- a/arch/sparc64/kernel/of_device.c
+++ b/arch/sparc64/kernel/of_device.c
@@ -96,7 +96,7 @@ struct of_bus {
                                        int *addrc, int *sizec);
         int             (*map)(u32 *addr, const u32 *range,
                                int na, int ns, int pna);
-        unsigned int    (*get_flags)(const u32 *addr);
+        unsigned long   (*get_flags)(const u32 *addr, unsigned long);
 };
 
 /*
@@ -156,8 +156,10 @@ static int of_bus_default_map(u32 *addr, const u32 *range,
         return 0;
 }
 
-static unsigned int of_bus_default_get_flags(const u32 *addr)
+static unsigned long of_bus_default_get_flags(const u32 *addr, unsigned long flags)
 {
+        if (flags)
+                return flags;
         return IORESOURCE_MEM;
 }
 
@@ -167,7 +169,7 @@ static unsigned int of_bus_default_get_flags(const u32 *addr)
 
 static int of_bus_pci_match(struct device_node *np)
 {
-        if (!strcmp(np->type, "pci") || !strcmp(np->type, "pciex")) {
+        if (!strcmp(np->name, "pci")) {
                 const char *model = of_get_property(np, "model", NULL);
 
                 if (model && !strcmp(model, "SUNW,simba"))
@@ -198,7 +200,7 @@ static int of_bus_simba_match(struct device_node *np)
         /* Treat PCI busses lacking ranges property just like
          * simba.
          */
-        if (!strcmp(np->type, "pci") || !strcmp(np->type, "pciex")) {
+        if (!strcmp(np->name, "pci")) {
                 if (!of_find_property(np, "ranges", NULL))
                         return 1;
         }
@@ -249,17 +251,21 @@ static int of_bus_pci_map(u32 *addr, const u32 *range,
         return 0;
 }
 
-static unsigned int of_bus_pci_get_flags(const u32 *addr)
+static unsigned long of_bus_pci_get_flags(const u32 *addr, unsigned long flags)
 {
-        unsigned int flags = 0;
         u32 w = addr[0];
 
+        /* For PCI, we override whatever child busses may have used.  */
+        flags = 0;
         switch((w >> 24) & 0x03) {
         case 0x01:
                 flags |= IORESOURCE_IO;
+                break;
+
         case 0x02: /* 32 bits */
         case 0x03: /* 64 bits */
                 flags |= IORESOURCE_MEM;
+                break;
         }
         if (w & 0x40000000)
                 flags |= IORESOURCE_PREFETCH;
@@ -423,7 +429,7 @@ static int __init use_1to1_mapping(struct device_node *pp)
          * it lacks a ranges property, and this will include
          * cases like Simba.
          */
-        if (!strcmp(pp->type, "pci") || !strcmp(pp->type, "pciex"))
+        if (!strcmp(pp->name, "pci"))
                 return 0;
 
         return 1;
@@ -478,10 +484,10 @@ static void __init build_device_resources(struct of_device *op,
                 int pna, pns;
 
                 size = of_read_addr(reg + na, ns);
-                flags = bus->get_flags(reg);
-
                 memcpy(addr, reg, na * 4);
 
+                flags = bus->get_flags(addr, 0);
+
                 if (use_1to1_mapping(pp)) {
                         result = of_read_addr(addr, na);
                         goto build_res;
@@ -506,6 +512,8 @@ static void __init build_device_resources(struct of_device *op,
                                                dna, dns, pna))
                                 break;
 
+                        flags = pbus->get_flags(addr, flags);
+
                         dna = pna;
                         dns = pns;
                         dbus = pbus;
@@ -706,8 +714,7 @@ static unsigned int __init build_one_device_irq(struct of_device *op,
                                 break;
                         }
                 } else {
-                        if (!strcmp(pp->type, "pci") ||
-                            !strcmp(pp->type, "pciex")) {
+                        if (!strcmp(pp->name, "pci")) {
                                 unsigned int this_orig_irq = irq;
 
                                 irq = pci_irq_swizzle(dp, pp, irq);
diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c
index 55096195458f..80dad76f8b81 100644
--- a/arch/sparc64/kernel/pci.c
+++ b/arch/sparc64/kernel/pci.c
@@ -425,7 +425,7 @@ struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
         dev->current_state = 4;         /* unknown power state */
         dev->error_state = pci_channel_io_normal;
 
-        if (!strcmp(type, "pci") || !strcmp(type, "pciex")) {
+        if (!strcmp(node->name, "pci")) {
                 /* a PCI-PCI bridge */
                 dev->hdr_type = PCI_HEADER_TYPE_BRIDGE;
                 dev->rom_base_reg = PCI_ROM_ADDRESS1;
diff --git a/arch/sparc64/kernel/pci_psycho.c b/arch/sparc64/kernel/pci_psycho.c
index ef5fe29202c2..f85b6bebb0be 100644
--- a/arch/sparc64/kernel/pci_psycho.c
+++ b/arch/sparc64/kernel/pci_psycho.c
@@ -575,7 +575,7 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm
 {
         unsigned long csr_reg, csr, csr_error_bits;
         irqreturn_t ret = IRQ_NONE;
-        u16 stat;
+        u16 stat, *addr;
 
         if (is_pbm_a) {
                 csr_reg = pbm->controller_regs + PSYCHO_PCIA_CTRL;
@@ -597,7 +597,9 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm
                         printk("%s: PCI SERR signal asserted.\n", pbm->name);
                 ret = IRQ_HANDLED;
         }
-        pci_read_config_word(pbm->pci_bus->self, PCI_STATUS, &stat);
+        addr = psycho_pci_config_mkaddr(pbm, pbm->pci_first_busno,
+                                        0, PCI_STATUS);
+        pci_config_read16(addr, &stat);
         if (stat & (PCI_STATUS_PARITY |
                     PCI_STATUS_SIG_TARGET_ABORT |
                     PCI_STATUS_REC_TARGET_ABORT |
@@ -605,7 +607,7 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm
                     PCI_STATUS_SIG_SYSTEM_ERROR)) {
                 printk("%s: PCI bus error, PCI_STATUS[%04x]\n",
                        pbm->name, stat);
-                pci_write_config_word(pbm->pci_bus->self, PCI_STATUS, 0xffff);
+                pci_config_write16(addr, 0xffff);
                 ret = IRQ_HANDLED;
         }
         return ret;
@@ -744,16 +746,16 @@ static void psycho_register_error_handlers(struct pci_pbm_info *pbm)
          * the second will just error out since we do not pass in
          * IRQF_SHARED.
          */
-        err = request_irq(op->irqs[1], psycho_ue_intr, 0,
+        err = request_irq(op->irqs[1], psycho_ue_intr, IRQF_SHARED,
                           "PSYCHO_UE", pbm);
-        err = request_irq(op->irqs[2], psycho_ce_intr, 0,
+        err = request_irq(op->irqs[2], psycho_ce_intr, IRQF_SHARED,
                           "PSYCHO_CE", pbm);
 
         /* This one, however, ought not to fail.  We can just warn
          * about it since the system can still operate properly even
          * if this fails.
          */
-        err = request_irq(op->irqs[0], psycho_pcierr_intr, 0,
+        err = request_irq(op->irqs[0], psycho_pcierr_intr, IRQF_SHARED,
                           "PSYCHO_PCIERR", pbm);
         if (err)
                 printk(KERN_WARNING "%s: Could not register PCIERR, "
diff --git a/arch/sparc64/kernel/prom.c b/arch/sparc64/kernel/prom.c
index 3c048ac4e638..7151513f156e 100644
--- a/arch/sparc64/kernel/prom.c
+++ b/arch/sparc64/kernel/prom.c
@@ -156,55 +156,11 @@ static unsigned long psycho_pcislot_imap_offset(unsigned long ino)
                 return PSYCHO_IMAP_B_SLOT0 + (slot * 8);
 }
 
-#define PSYCHO_IMAP_SCSI        0x1000UL
-#define PSYCHO_IMAP_ETH         0x1008UL
-#define PSYCHO_IMAP_BPP         0x1010UL
-#define PSYCHO_IMAP_AU_REC      0x1018UL
-#define PSYCHO_IMAP_AU_PLAY     0x1020UL
-#define PSYCHO_IMAP_PFAIL       0x1028UL
-#define PSYCHO_IMAP_KMS         0x1030UL
-#define PSYCHO_IMAP_FLPY        0x1038UL
-#define PSYCHO_IMAP_SHW         0x1040UL
-#define PSYCHO_IMAP_KBD         0x1048UL
-#define PSYCHO_IMAP_MS          0x1050UL
-#define PSYCHO_IMAP_SER         0x1058UL
-#define PSYCHO_IMAP_TIM0        0x1060UL
-#define PSYCHO_IMAP_TIM1        0x1068UL
-#define PSYCHO_IMAP_UE          0x1070UL
-#define PSYCHO_IMAP_CE          0x1078UL
-#define PSYCHO_IMAP_A_ERR       0x1080UL
-#define PSYCHO_IMAP_B_ERR       0x1088UL
-#define PSYCHO_IMAP_PMGMT       0x1090UL
-#define PSYCHO_IMAP_GFX         0x1098UL
-#define PSYCHO_IMAP_EUPA        0x10a0UL
-
-static unsigned long __psycho_onboard_imap_off[] = {
-/*0x20*/        PSYCHO_IMAP_SCSI,
-/*0x21*/        PSYCHO_IMAP_ETH,
-/*0x22*/        PSYCHO_IMAP_BPP,
-/*0x23*/        PSYCHO_IMAP_AU_REC,
-/*0x24*/        PSYCHO_IMAP_AU_PLAY,
-/*0x25*/        PSYCHO_IMAP_PFAIL,
-/*0x26*/        PSYCHO_IMAP_KMS,
-/*0x27*/        PSYCHO_IMAP_FLPY,
-/*0x28*/        PSYCHO_IMAP_SHW,
-/*0x29*/        PSYCHO_IMAP_KBD,
-/*0x2a*/        PSYCHO_IMAP_MS,
-/*0x2b*/        PSYCHO_IMAP_SER,
-/*0x2c*/        PSYCHO_IMAP_TIM0,
-/*0x2d*/        PSYCHO_IMAP_TIM1,
-/*0x2e*/        PSYCHO_IMAP_UE,
-/*0x2f*/        PSYCHO_IMAP_CE,
-/*0x30*/        PSYCHO_IMAP_A_ERR,
-/*0x31*/        PSYCHO_IMAP_B_ERR,
-/*0x32*/        PSYCHO_IMAP_PMGMT,
-/*0x33*/        PSYCHO_IMAP_GFX,
-/*0x34*/        PSYCHO_IMAP_EUPA,
-};
+#define PSYCHO_OBIO_IMAP_BASE   0x1000UL
+
 #define PSYCHO_ONBOARD_IRQ_BASE         0x20
-#define PSYCHO_ONBOARD_IRQ_LAST         0x34
 #define psycho_onboard_imap_offset(__ino) \
-        __psycho_onboard_imap_off[(__ino) - PSYCHO_ONBOARD_IRQ_BASE]
+        (PSYCHO_OBIO_IMAP_BASE + (((__ino) & 0x1f) << 3))
 
 #define PSYCHO_ICLR_A_SLOT0     0x1400UL
 #define PSYCHO_ICLR_SCSI        0x1800UL
@@ -228,10 +184,6 @@ static unsigned int psycho_irq_build(struct device_node *dp,
                 imap_off = psycho_pcislot_imap_offset(ino);
         } else {
                 /* Onboard device */
-                if (ino > PSYCHO_ONBOARD_IRQ_LAST) {
-                        prom_printf("psycho_irq_build: Wacky INO [%x]\n", ino);
-                        prom_halt();
-                }
                 imap_off = psycho_onboard_imap_offset(ino);
         }
 
@@ -318,23 +270,6 @@ static void sabre_wsync_handler(unsigned int ino, void *_arg1, void *_arg2)
 
 #define SABRE_IMAP_A_SLOT0      0x0c00UL
 #define SABRE_IMAP_B_SLOT0      0x0c20UL
-#define SABRE_IMAP_SCSI         0x1000UL
-#define SABRE_IMAP_ETH          0x1008UL
-#define SABRE_IMAP_BPP          0x1010UL
-#define SABRE_IMAP_AU_REC       0x1018UL
-#define SABRE_IMAP_AU_PLAY      0x1020UL
-#define SABRE_IMAP_PFAIL        0x1028UL
-#define SABRE_IMAP_KMS          0x1030UL
-#define SABRE_IMAP_FLPY         0x1038UL
-#define SABRE_IMAP_SHW          0x1040UL
-#define SABRE_IMAP_KBD          0x1048UL
-#define SABRE_IMAP_MS           0x1050UL
-#define SABRE_IMAP_SER          0x1058UL
-#define SABRE_IMAP_UE           0x1070UL
-#define SABRE_IMAP_CE           0x1078UL
-#define SABRE_IMAP_PCIERR       0x1080UL
-#define SABRE_IMAP_GFX          0x1098UL
-#define SABRE_IMAP_EUPA         0x10a0UL
 #define SABRE_ICLR_A_SLOT0      0x1400UL
 #define SABRE_ICLR_B_SLOT0      0x1480UL
 #define SABRE_ICLR_SCSI         0x1800UL
@@ -364,33 +299,10 @@ static unsigned long sabre_pcislot_imap_offset(unsigned long ino)
                 return SABRE_IMAP_B_SLOT0 + (slot * 8);
 }
 
-static unsigned long __sabre_onboard_imap_off[] = {
-/*0x20*/        SABRE_IMAP_SCSI,
-/*0x21*/        SABRE_IMAP_ETH,
-/*0x22*/        SABRE_IMAP_BPP,
-/*0x23*/        SABRE_IMAP_AU_REC,
-/*0x24*/        SABRE_IMAP_AU_PLAY,
-/*0x25*/        SABRE_IMAP_PFAIL,
-/*0x26*/        SABRE_IMAP_KMS,
-/*0x27*/        SABRE_IMAP_FLPY,
-/*0x28*/        SABRE_IMAP_SHW,
-/*0x29*/        SABRE_IMAP_KBD,
-/*0x2a*/        SABRE_IMAP_MS,
-/*0x2b*/        SABRE_IMAP_SER,
-/*0x2c*/        0 /* reserved */,
-/*0x2d*/        0 /* reserved */,
-/*0x2e*/        SABRE_IMAP_UE,
-/*0x2f*/        SABRE_IMAP_CE,
-/*0x30*/        SABRE_IMAP_PCIERR,
-/*0x31*/        0 /* reserved */,
-/*0x32*/        0 /* reserved */,
-/*0x33*/        SABRE_IMAP_GFX,
-/*0x34*/        SABRE_IMAP_EUPA,
-};
-#define SABRE_ONBOARD_IRQ_BASE          0x20
-#define SABRE_ONBOARD_IRQ_LAST          0x30
+#define SABRE_OBIO_IMAP_BASE    0x1000UL
+#define SABRE_ONBOARD_IRQ_BASE  0x20
 #define sabre_onboard_imap_offset(__ino) \
-        __sabre_onboard_imap_off[(__ino) - SABRE_ONBOARD_IRQ_BASE]
+        (SABRE_OBIO_IMAP_BASE + (((__ino) & 0x1f) << 3))
 
 #define sabre_iclr_offset(ino)                                        \
         ((ino & 0x20) ? (SABRE_ICLR_SCSI + (((ino) & 0x1f) << 3)) :  \
@@ -453,10 +365,6 @@ static unsigned int sabre_irq_build(struct device_node *dp,
                 imap_off = sabre_pcislot_imap_offset(ino);
         } else {
                 /* onboard device */
-                if (ino > SABRE_ONBOARD_IRQ_LAST) {
-                        prom_printf("sabre_irq_build: Wacky INO [%x]\n", ino);
-                        prom_halt();
-                }
                 imap_off = sabre_onboard_imap_offset(ino);
         }
 
diff --git a/arch/sparc64/kernel/ptrace.c b/arch/sparc64/kernel/ptrace.c
index bd578cc4856d..10306e476e38 100644
--- a/arch/sparc64/kernel/ptrace.c
+++ b/arch/sparc64/kernel/ptrace.c
@@ -443,7 +443,7 @@ static const struct user_regset sparc64_regsets[] = {
          */
         [REGSET_GENERAL] = {
                 .core_note_type = NT_PRSTATUS,
-                .n = 36 * sizeof(u64),
+                .n = 36,
                 .size = sizeof(u64), .align = sizeof(u64),
                 .get = genregs64_get, .set = genregs64_set
         },
@@ -455,7 +455,7 @@ static const struct user_regset sparc64_regsets[] = {
          */
         [REGSET_FP] = {
                 .core_note_type = NT_PRFPREG,
-                .n = 35 * sizeof(u64),
+                .n = 35,
                 .size = sizeof(u64), .align = sizeof(u64),
                 .get = fpregs64_get, .set = fpregs64_set
         },
@@ -801,7 +801,7 @@ static const struct user_regset sparc32_regsets[] = {
          */
         [REGSET_GENERAL] = {
                 .core_note_type = NT_PRSTATUS,
-                .n = 38 * sizeof(u32),
+                .n = 38,
                 .size = sizeof(u32), .align = sizeof(u32),
                 .get = genregs32_get, .set = genregs32_set
         },
@@ -817,7 +817,7 @@ static const struct user_regset sparc32_regsets[] = {
          */
         [REGSET_FP] = {
                 .core_note_type = NT_PRFPREG,
-                .n = 99 * sizeof(u32),
+                .n = 99,
                 .size = sizeof(u32), .align = sizeof(u32),
                 .get = fpregs32_get, .set = fpregs32_set
         },
diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c
index 743ccad61c60..2be166c544ca 100644
--- a/arch/sparc64/kernel/smp.c
+++ b/arch/sparc64/kernel/smp.c
@@ -80,8 +80,6 @@ void smp_bogo(struct seq_file *m)
                            i, cpu_data(i).clock_tick);
 }
 
-static __cacheline_aligned_in_smp DEFINE_SPINLOCK(call_lock);
-
 extern void setup_sparc64_timer(void);
 
 static volatile unsigned long callin_flag = 0;
@@ -120,9 +118,9 @@ void __cpuinit smp_callin(void)
         while (!cpu_isset(cpuid, smp_commenced_mask))
                 rmb();
 
-        spin_lock(&call_lock);
+        ipi_call_lock();
         cpu_set(cpuid, cpu_online_map);
-        spin_unlock(&call_lock);
+        ipi_call_unlock();
 
         /* idle thread is expected to have preempt disabled */
         preempt_disable();
@@ -1305,10 +1303,6 @@ int __cpu_disable(void)
         c->core_id = 0;
         c->proc_id = -1;
 
-        spin_lock(&call_lock);
-        cpu_clear(cpu, cpu_online_map);
-        spin_unlock(&call_lock);
-
         smp_wmb();
 
         /* Make sure no interrupts point to this cpu.  */
@@ -1318,6 +1312,10 @@ int __cpu_disable(void)
         mdelay(1);
         local_irq_disable();
 
+        ipi_call_lock();
+        cpu_clear(cpu, cpu_online_map);
+        ipi_call_unlock();
+
         return 0;
 }
 
diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c
index 3d924121c796..c824df13f589 100644
--- a/arch/sparc64/kernel/traps.c
+++ b/arch/sparc64/kernel/traps.c
@@ -10,6 +10,7 @@
 
 #include <linux/module.h>
 #include <linux/sched.h>
+#include <linux/linkage.h>
 #include <linux/kernel.h>
 #include <linux/signal.h>
 #include <linux/smp.h>
@@ -2453,7 +2454,7 @@ struct trap_per_cpu trap_block[NR_CPUS];
 /* This can get invoked before sched_init() so play it super safe
  * and use hard_smp_processor_id().
  */
-void init_cur_cpu_trap(struct thread_info *t)
+void notrace init_cur_cpu_trap(struct thread_info *t)
 {
         int cpu = hard_smp_processor_id();
         struct trap_per_cpu *p = &trap_block[cpu];